... is the most crucial part in the diaphragm type carburetor. It determines the carburetor fuel stability, repeatability, endurability and difference on the ... . It is the most common spare part for the diaphragm carburetor. Our shaping mold was made in Japan,which extrude the ... diaphragm also is the key part in the diaphragm type carburetor. It supply the fuel with sufficient and stable pressure to ...